Home / 81,579,529.66-122,372,671.56-24,071,799.73

Finding the Fourth Proportional to 81,579,529.66, 122,372,671.56 and 24,071,799.73

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Solution

The fourth proportional to 81,579,529.66, 122,372,671.56 and 24,071,799.73 is: 36,108,696.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,579,529.66 : 122,372,671.56 = 24,071,799.73 : x
  2. Step 2: Convert to fraction form
    81,579,529.66/122,372,671.56 = 24,071,799.73/x
  3. Step 3: Cross multiply
    81,579,529.66x = 122,372,671.56 × 24,071,799.73
  4. Step 4: Simplify right side
    81,579,529.66x = 2,945,730,442,217,387
  5. Step 5: Solve for x
    x = 2,945,730,442,217,387/81,579,529.66
  6. Step 6: Final answer
    x = 36,108,696.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.